• 93210-10M74 Yamaha O-Ring | Genuine OEM Yamaha Outboard Part
  • 93210-10M74 Yamaha O-Ring | Genuine OEM Yamaha Outboard Part - photo 2 of 2
1 2

93210-10M74 Yamaha O-Ring | Genuine OEM Yamaha Outboard Part

93210-10M74 Yamaha O-Ring | Genuine OEM Yamaha Outboard Part

$4.55 AUD
$4.55 AUD
Sale Sold out
Shipping calculated at checkout.

✓ Authorised Volvo Penta Dealer · Marine & auto specialists · Ships Australia-wide

🔧 Product Description

Genuine Yamaha Power Trim Manual Release Valve O-Ring - Part Number: 93210-10M74

A genuine Yamaha hydraulic O-ring used within selected power trim and tilt manual-release valve assemblies.

The O-ring seals the manual-release adaptor, valve seat or bypass passage so the hydraulic system can retain pressure when the release screw is closed.

⚙️ Key Features

  • Genuine Yamaha OEM hydraulic O-ring
  • Correct Yamaha part number 93210-10M74
  • Used around the manual-release valve and adaptor
  • Fuel- and hydraulic-fluid-resistant rubber construction
  • Compatible with numerous Yamaha trim and tilt systems

🚤 Compatibility

Commonly used on

  • Yamaha manual-release and hydraulic bypass-valve assemblies

Typically suits

  • Engine models:
  • Yamaha 40HP, 50HP, 60HP and 70HP power-trim systems
  • Yamaha 75HP, 80HP, 85HP and 90HP
  • Yamaha 115HP and 130HP
  • Yamaha 150HP, 175HP and 200HP two-stroke
  • Yamaha Z150, Z175 and Z200 HPDI
  • Yamaha F115 and F150 four-stroke
  • Yamaha F200, F225 and F250 four-stroke
  • Yamaha 70TLR and 90ETL trim assemblies
  • Yamaha 150TXRC and related 64E-series hydraulic units
  • HP Range: Commonly 40HP - 250HP
  • Engine Type: Yamaha two-stroke, HPDI and four-stroke outboard power trim
  • Year Range: Approximately 1990 - 2024, dependent on valve-body design

🔌 Function

The O-ring seals the manual hydraulic bypass valve so trim pressure is retained during normal powered operation.

⚠️ Common Signs of Failure

  • Engine slowly lowers after being trimmed
  • Hydraulic oil leaks near the manual-release screw
  • Trim unit bypasses even when the screw is closed
  • O-ring becomes flattened, cut or swollen
  • Manual-release valve will not reseal after operation

🔄 Supersession & Cross Reference

OEM Supersession Chain

  • 93210-10M74 current Yamaha OEM service reference

OEM / Related Numbers

  • 93210-10M74
  • 93210-10M74-00
  • 9321010M7400
  • 6H1-43845-01 related manual-release screw
  • 6H1-43847-00 related manual-valve seat
  • 6H1-43854-00 related manual-release spring
  • 64E-4388J-00 related hydraulic plug

Aftermarket / Verified Equivalents

  • Direct replacement hydraulic O-ring: 93210-10M74
  • Included in selected aftermarket power trim valve-body seal kits

📦 Condition

  • Genuine Yamaha part
  • Brand new
  • Supplied in original or equivalent packaging

Shipping & Delivery

Flat-rate shipping Australia-wide — $14.99 per order, no matter how many parts you add. Orders dispatch from our Kadina, South Australia store. Need it urgently or want to collect in person? Call us on 0412 532 984 before ordering.

Returns & Warranty

14-day change-of-mind returns — if it's not right or you ordered the wrong part, send it back within 14 days in new, unused condition for a refund or exchange. Manufacturer warranties apply to new parts. Full details in our Refunds & Returns policy.

Not sure this fits?

Ask us before you buy — we check part numbers and fitment every day. Call 0412 532 984 (Mon–Fri 8.30am–4.30pm) or message us through the contact page with your engine or vehicle details.

View full details